Home / 77,014.44-115,471.85-50,639.22

Finding the Fourth Proportional to 77,014.44, 115,471.85 and 50,639.22

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Solution

The fourth proportional to 77,014.44, 115,471.85 and 50,639.22 is: 75,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,014.44 : 115,471.85 = 50,639.22 : x
  2. Step 2: Convert to fraction form
    77,014.44/115,471.85 = 50,639.22/x
  3. Step 3: Cross multiply
    77,014.44x = 115,471.85 × 50,639.22
  4. Step 4: Simplify right side
    77,014.44x = 5,847,404,162.76
  5. Step 5: Solve for x
    x = 5,847,404,162.76/77,014.44
  6. Step 6: Final answer
    x = 75,926.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.